crop

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crop

(krŏp)
n.
Zoology
a. A pouchlike enlargement of a bird's gullet in which food is partially digested or stored for regurgitation to nestlings.
b. A similar enlargement in the digestive tract of annelids and insects.

crop

  1. in vertebrates, particularly some birds, an expanded part of the oesophagus where food is stored.
  2. in invertebrates, an expansion of the anterior part of the gut system where food is either digested or stored.
  3. the agricultural or commercial fishery yield.
  4. in ecological terms, the difference between gross annual production and the net production - i.e. the material eaten by predators (or herbivores where the food is a vegetable), including that taken by man, and that consumed by organisms responsible for decay. See STANDING CROP.

crop

1. a saccular diverticulum of the esophagus just anterior to the entrance to the thorax. Present in all domestic birds.
2. domesticated plants sown and harvested for use by humans.
3. a cosmetic surgical procedure carried out on the ears of dogs of certain breeds. See ear cropping.

crop-bound
impaction of the crop in a bird.
crop-eared
small eared.
crop flush
1. treatment of a sick bird by a flushing out, with normal saline via an esophageal tube, of food and debris from the crop.
2. see also crop wash (below).
impacted crop
distention of the crop with undigested food.
crop milk
crumbly material, composed of lipid-laden, desquamated epithelial cells mixed with food, elaborated by both male and female pigeons in the crop and regurgitated to feed the nestlings.
pendulous crop
a condition of domesticated birds in which the crop becomes very distended and full of feed. Sporadic cases only, but there is an inherited predisposition to gross distention in turkeys. Called also impacted crop or crop bound.
crop residues
the remains of a crop after the commercially sought part of it has been harvested, e.g. wheat stubble, pea haulms, oaten straw.
crop wash
used in the differential diagnosis of trichomoniasis and candidiasis and to assess crop flora in birds with regurgitation and other signs referable to upper alimentary tract disease.
References in periodicals archive ?
I bought boots, shoulder chains and a riding crop from Scully's, the military outfitters in downtown Montreal.
Later in the video a woman in sexy bodywear goes from slapping her palm with a riding crop to whacking the hand of a dandy in lace cuffs to finally riding him across the frame while spanking his behind.
Fifty Shades of Grey127mins 18 WITH a sidelong glance, billionaire bachelor Christian Grey opens the door to his "playroom" - a windowless dungeon kitted out with whips, cat-o-nine tails and riding crops.
She felt a pain to the back of her leg and turned to see that Gordon had hit her with a riding crop he had taken from the wall.
Robot jockeys - a remote controlled riding crop which whirrs round - are operated by owners following the race, literally, in their cars.
It's time these handlers were given a sharp crack with a riding crop and reminded that Dickens has been pan bread for a long time.
Forget tired comparisons with Britney Spears and Christina Aguilera, from the moment the spiky blonde appeared on stage brandishing a riding crop, her eyes hidden behind dark shades, Pink showed she is no bubblegum pop princess.
She has an eye patch and snaps her riding crop like a practiced dominatrix.
The pony, Fanta, was beaten for 15 minutes, with several people using a riding crop, before she fell over, split her skull and had to be put down, Yate Magistrates' Court in North Avon heard.
Video footage played in court included scenes of Chipperfield, who gave her name in court as Mary Cawley, beating an 18-month-old screaming chimpanzee called Trudy with a riding crop, and, in another shot, kicking her.
The stars may be Dakota Johnson and Jamie Dornan but the real attractions of Fifty Shades Of Grey are a leather whip, a riding crop and a peacock feather.